helpers.js

const fs = require('fs')

module.exports.readFilePromise = function (filename) {
  return new Promise((resolve, reject) => {
    fs.readFile(filename, 'utf8', (err, data) => {
      if (err) reject(err)
      else resolve(data)
    })
  }).catch((err) => {
    console.log(err)
  })
}

module.exports.getOwner = function (eventOwnerAndRepo) {
  const slicePos1 = eventOwnerAndRepo.indexOf('/')
  return eventOwnerAndRepo.slice(0, slicePos1)
}

module.exports.getRepo = function (eventOwnerAndRepo) {
  const slicePos1 = eventOwnerAndRepo.indexOf('/')
  return eventOwnerAndRepo.slice(slicePos1 + 1, eventOwnerAndRepo.length)
}

module.exports.getBulkLabels = function (eventIssueBody) {
  const regex = RegExp(/^\[(.*){3}\]/m)
  const matches = regex.exec(eventIssueBody)

  if (matches) {
    return matches[0].slice(1, matches[0].length - 1).split(', ')
  } else {
    return matches
  }
}

module.exports.addLabel = function (octokit, eventOwner, eventRepo, eventIssueNumber, label) {
  octokit.issues
    .addLabels({
      owner: eventOwner,
      repo: eventRepo,
      issue_number: eventIssueNumber,
      labels: [label], // ['Incomplete Tasks']
    })
    .then(({ data, headers, status }) => {
      // handle data
    })
    .catch((err) => {
      console.log(err)
    })
}

module.exports.getRepoLabels = async function (octokit, eventOwner, eventRepo) {
  return octokit.issues
    .listLabelsForRepo({
      owner: eventOwner,
      repo: eventRepo,
    })
    .then(({ data, headers, status }) => {
      return data
    })
    .catch((err) => {
      console.log(err)
    })
}

module.exports.addShortLabelName = async function (repoLabels) {
  repoLabel = await repoLabels.map((repoLabel) => {
    repoLabel.shortLabelName = repoLabel.name.slice(0, 3)
    return repoLabel
  })

  return repoLabel
}